Reported Journalist:Zamil Shafeek
There is a type of place that rarely makes the news. It is not as beautiful as a glacier or as famous as a rainforest. Many governments call it useless land, good only for building or farming. Yet these places quietly protect the water, food, and safety of more than a billion people. And they are disappearing faster than almost any other natural system on Earth.
You may know them as ponds, marshes, swamps, floodplains, or mangroves. The word for all of them is wetlands. A wetland is any place where water and land meet. Sometimes the water stays all year. Sometimes it dries up and comes back with the rains. They are everywhere. And they are in trouble.
Think of a wetland as a sponge. When heavy rain falls, it soaks up the water instead of letting it flood villages and cities. When the dry season comes, it slowly releases that water. That keeps rivers and wells from running dry.
The great rivers that feed millions of farms and cities start as snow and ice high in the mountains. When that snow and ice melts, the water runs down. On its way, it passes through thousands of these spongy places. Some are high in the mountains, some out on the plains below. They hold the water. They clean it. Then they let it out slowly, season by season.
Without them, rivers would swing wildly between too much water and too little. Farms would lose their steady supply. Cities would lose the groundwater they pump from the earth. And hundreds of millions of people would have no protection when the floods came.
Wetlands also clean water, and they do it for free. As the water slows down, dirt and waste settle to the bottom. The water that leaves is cleaner than the water that came in. Wetlands also store carbon, which helps slow global warming. They are home to fish, birds, and plants. And they feed some of the poorest communities on Earth, and give them work. When a wetland disappears, none of this moves somewhere else. It just ends.
Wetlands and mountains are connected in a way most people never see. As the planet warms, glaciers melt faster. For now, that means more snow and ice turning to water, and it collects in new lakes high up in the mountains. Many of these lakes are held back by nothing but loose piles of rock and mud. When those piles break apart, the water crashes down the valleys in sudden, violent floods. And they are breaking apart more often than ever before.
What stands in the way? Wetlands. Marshes, floodplains, and small lakes further down the river slow the water down, soaking up the rush before it reaches towns and farms. But here is the cruel twist. Those same floods destroy the wetlands that protect us. The shield is being washed away by the very threat it was guarding against.
Take the Ganges and the Brahmaputra rivers. They carry water from the Himalayas across some of the most densely populated land on Earth. Along the way, wetlands slow the water, filter it, and release it through dry months. In Bangladesh, the Sundarbans mangroves protect millions from storms and rising seas. But now, those defences are being battered by stronger cyclones, saltier water, and faster melting of the glaciers upstream.
Climate change also breaks the rhythm wetlands depend on. Many wetlands are not permanent lakes. They fill during the rainy season and shrink in the dry months. That rhythm has worked for thousands of years. Now it is breaking. Some years the rains come late, and wetlands never fill properly. Other years too much water comes too fast, and it rushes through before the wetland can clean and hold it. Rising heat dries out shallow pools completely.
But climate change is not the only problem. People also damage wetlands directly. Cities build over marshes. Farmers drain them. Factories dump waste into them. Roads and dams cut them off from the rivers that feed them. Climate change and human damage feed each other. A wetland already weakened by pollution or draining has far less strength to survive a drought or flood, the same way a sick person struggles to fight off a new infection.
The loss is hard to see because it happens slowly. Each generation grows up with a little less than the one before and assumes this is normal. Nobody notices the birds that stopped coming, the fish catch that got smaller, the wells that have to be dug deeper, not until the damage is done.
Some will say that we can solve this with technology. If wetlands disappear, we can build treatment plants, dams, and embankments instead. But that is like replacing your lungs with a machine. It might work in theory, but it is costly, complicated, and never quite as good.
Here is the heart of the problem. A wetland that stops a flood, refills the groundwater, or feeds a village produces nothing you can count in a nation’s financial records. It makes no noise, sells no product, and shows up on no balance sheet. To a planner, it looks like empty land, a waste. So it gets drained, paved over, or built on. Only when the flood comes, the wells run dry, and the fish vanish, do people understand what they have lost. By then, bringing it back is slow, expensive, and often impossible.
The fight against climate change is often described as a battle we must win with new technology and huge engineering projects. But some of our best defences already exist. They are quiet, free, and have worked for us for thousands of years.
Protecting wetlands is not some romantic idea about saving nature. It is practical. It is about keeping water flowing, farms growing, and floods away from our homes. It is the cheapest insurance we have.
The question is simple. Will we keep treating these quiet protectors as worthless land until they are gone? Or will we finally see them for what they are: the thin, living line between a changing climate and the people least able to survive its shocks?
The water that keeps millions alive passes through these pools. If we lose them, we lose far more than land. We lose the thing that held the water back. We lose the thing that caught us when we fell. We lose our future.
Prashant Kumar Raut
Environmental Science student at the University of Delhi
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